Alert archive / Indiana / Tornado Watches in 2023

Tornado Watch 127

April 5, 202357 counties in Indiana; 18 counties in Kentucky; 10 counties in Ohio

The Storm Prediction Center issued this tornado watch at Apr 5, 2023, 10:25 AM EDT for 57 counties in Indiana; 18 counties in Kentucky; 10 counties in Ohio. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Apr 5, 2023, 10:25 AM EDT (14:25 UTC)
Expired: Apr 5, 2023, 5:00 PM EDT
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 60 kt

All 85 counties

Bartholomew County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Clark County, IN, Clay County, IN, Clinton County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Delaware County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Fountain County, IN, Franklin County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Harrison County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Ohio County, IN, Orange County, IN, Owen County, IN, Parke County, IN, Perry County, IN, Putnam County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Sullivan County, IN, Switzerland County, IN, Tippecanoe County, IN, Tipton County, IN, Union County, IN, Vermillion County, IN, Vigo County, IN, Warren County, IN, Washington County, IN, Wayne County, IN, Boone County, KY, Breckinridge County, KY, Bullitt County, KY, Campbell County, KY, Carroll County, KY, Gallatin County, KY, Grant County, KY, Hancock County, KY, Hardin County, KY, Henry County, KY, Jefferson County, KY, Kenton County, KY, Meade County, KY, Oldham County, KY, Owen County, KY, Shelby County, KY, Spencer County, KY, Trimble County, KY, Auglaize County, OH, Butler County, OH, Darke County, OH, Hamilton County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Preble County, OH, Shelby County, OH, Warren County, OH

The radar

The Indianapolis radar (KIND), 28 km from the middle of the area, began a volume at 14:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 60%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 80%
One or more gusts of 65 knots or more: 10%
Ten or more severe hail reports: 60%
One or more hailstones of 2 inches or more: 20%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

18 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Apr 5, 10:36 AM EDT	Severe Thunderstorm Warning	IND	Fountain, Tippecanoe, Warren	39 min
Apr 5, 11:43 AM EDT	Severe Thunderstorm Warning	IND	Carroll, Clinton, Howard, Tipton	47 min
Apr 5, 11:51 AM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hendricks, Marion, Montgomery	39 min
Apr 5, 11:53 AM EDT	Tornado Warning	IND	Boone, Montgomery	22 min
Apr 5, 12:24 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton, Madison	36 min
Apr 5, 12:28 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Hamilton, Howard, Madison, Tipton	32 min
Apr 5, 1:30 PM EDT	Severe Thunderstorm Warning	ILN	Mercer	45 min
Apr 5, 2:45 PM EDT	Severe Thunderstorm Warning	ILN	Shelby	30 min
Apr 5, 2:53 PM EDT	Severe Thunderstorm Warning	ILN	Miami, Shelby	37 min
Apr 5, 3:41 PM EDT	Severe Thunderstorm Warning	LMK	Crawford, Dubois, Perry	34 min
Apr 5, 3:59 PM EDT	Severe Thunderstorm Warning	LMK	Perry	31 min
Apr 5, 4:14 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Campbell, Kenton	31 min
Apr 5, 4:23 PM EDT	Severe Thunderstorm Warning	LMK	Crawford, Floyd, Harrison	37 min
Apr 5, 4:29 PM EDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Breckinridge, Butler, Edmonson, Grayson and 6 more	31 min
Apr 5, 4:31 PM EDT	Tornado Warning	LMK	Crawford, Harrison	14 min
Apr 5, 4:45 PM EDT	Tornado Warning	LMK	Floyd, Harrison	30 min
Apr 5, 4:49 PM EDT	Severe Thunderstorm Warning	LMK	Clark, Floyd, Harrison	26 min
Apr 5, 4:57 PM EDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Edmonson, Grayson, Hardin, Hart and 4 more	48 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 2.4 hours before the alert went out and 207 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 630 J/kg
Mixed-layer CIN: -189 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 386 m²/s²
0-3 km storm-relative helicity: 377 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.5

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 5, 4:27 AM EDT	Mesoscale Discussion	SPC	Jasper, Lake, Newton, Porter	93 min
Apr 5, 4:57 AM EDT	Severe Thunderstorm Watch	SPC	Benton, Jasper, Lake, Newton, Porter	8 hr
Apr 5, 6:19 AM EDT	Mesoscale Discussion	SPC	Bartholomew, Boone, Brown, Clay, Clinton, Daviess and 27 more	86 min
Apr 5, 7:09 AM EDT	Mesoscale Discussion	SPC	Adams, Allen, Blackford, Carroll, Cass, Clinton and 25 more	2 hr
Apr 5, 8:41 AM EDT	Tornado Watch	SPC	Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 18 more	7 hr
Apr 5, 9:44 AM EDT	Tornado Watch	SPC	Gibson, Pike, Posey, Spencer, Vanderburgh, Warrick	7 hr
Apr 5, 10:09 AM EDT	Mesoscale Discussion	SPC	Bartholomew, Boone, Brown, Clark, Clay, Clinton and 45 more	66 min
Apr 5, 10:57 AM EDT	Mesoscale Discussion	SPC	Adams, Allen, Carroll, Cass, DeKalb, Elkhart and 15 more	93 min
Apr 5, 1:36 PM EDT	Mesoscale Discussion	SPC	Bartholomew, Brown, Clark, Crawford, Daviess, Dearborn and 27 more	84 min
Apr 5, 2:38 PM EDT	Severe Thunderstorm Watch	SPC	Clark, Floyd, Harrison, Jefferson, Scott, Washington	6 hr
Apr 5, 4:05 PM EDT	Mesoscale Discussion	SPC	Clark, Crawford, Dubois, Floyd, Harrison, Jefferson and 7 more	85 min
Apr 5, 12:51 PM EDT	Mesoscale Discussion	SPC	Ballard, Calloway, Carlisle, Crittenden, Fulton, Graves and 5 more	84 min
Apr 5, 1:51 PM EDT	Mesoscale Discussion	SPC	Adair, Allen, Barren, Boyle, Butler, Casey and 18 more	84 min
Apr 5, 2:02 PM EDT	Severe Thunderstorm Watch	SPC	Bracken, Grant, Lewis, Mason, Owen, Pendleton and 1 more	8 hr
Apr 5, 6:12 PM EDT	Mesoscale Discussion	SPC	Bath, Bell, Breathitt, Carter, Clay, Elliott and 22 more	2 hr
Apr 5, 6:46 PM EDT	Mesoscale Discussion	SPC	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 11 more	89 min

Nearby

Tornado Watches in Indiana, 2023 Tornado Watches in Kentucky, 2023 Tornado Watches in Ohio, 2023 Every tornado watch in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.